For fire fighters, facing danger every day is part of the job. Safeguard lives and help them work effectively on the fireground with NFPA 1971: Standard on Protective Ensembles for Structural Fire Fighting and Proximity Fire Fighting. This critical document establishes minimum levels of protection from thermal, physical, environmental, and bloodborne pathogen hazards encountered during structural and proximity fire fighting operations. Optional provisions for limited protection from specified chemicals, biological agents, and radiological particulates (CBRN) terrorism agents are also included.